不成 (bù chéng): Won't do (Verb, Adjective, Particle) — Meaning & Stroke Order

Without his help, this matter won't do.

We need to extend the deadline by two days, otherwise the task won't be completed.

Don't think it can't be done without his involvement; this matter really can't do without him.

Our aesthetic tastes are too different; we can never agree when choosing furniture.

You can't even complete such a simple task, isn't that a bit absurd?